NL8501956A - Beeldherstelschakeling. - Google Patents

Beeldherstelschakeling. Download PDF

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Publication number
NL8501956A
NL8501956A NL8501956A NL8501956A NL8501956A NL 8501956 A NL8501956 A NL 8501956A NL 8501956 A NL8501956 A NL 8501956A NL 8501956 A NL8501956 A NL 8501956A NL 8501956 A NL8501956 A NL 8501956A
Authority
NL
Netherlands
Prior art keywords
image
circuit
output
signal
input
Prior art date
Application number
NL8501956A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Priority to NL8501956A priority Critical patent/NL8501956A/nl
Priority to US06/879,697 priority patent/US4700229A/en
Priority to DE8686201167T priority patent/DE3686848T2/de
Priority to EP86201167A priority patent/EP0209180B1/de
Priority to JP61158089A priority patent/JPH0740296B2/ja
Publication of NL8501956A publication Critical patent/NL8501956A/nl

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Image Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
NL8501956A 1985-07-09 1985-07-09 Beeldherstelschakeling. NL8501956A (nl)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL8501956A NL8501956A (nl) 1985-07-09 1985-07-09 Beeldherstelschakeling.
US06/879,697 US4700229A (en) 1985-07-09 1986-06-27 Image enhancement circuit
DE8686201167T DE3686848T2 (de) 1985-07-09 1986-07-03 Bildverbesserungsschaltung.
EP86201167A EP0209180B1 (de) 1985-07-09 1986-07-03 Bildverbesserungsschaltung
JP61158089A JPH0740296B2 (ja) 1985-07-09 1986-07-07 画像強調回路

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8501956 1985-07-09
NL8501956A NL8501956A (nl) 1985-07-09 1985-07-09 Beeldherstelschakeling.

Publications (1)

Publication Number Publication Date
NL8501956A true NL8501956A (nl) 1987-02-02

Family

ID=19846266

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8501956A NL8501956A (nl) 1985-07-09 1985-07-09 Beeldherstelschakeling.

Country Status (5)

Country Link
US (1) US4700229A (de)
EP (1) EP0209180B1 (de)
JP (1) JPH0740296B2 (de)
DE (1) DE3686848T2 (de)
NL (1) NL8501956A (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4926361A (en) * 1987-09-22 1990-05-15 Hitachi, Ltd. Digital noise reducer
US4829380A (en) * 1987-12-09 1989-05-09 General Motors Corporation Video processor
US4985618A (en) * 1988-06-16 1991-01-15 Nicoh Company, Ltd. Parallel image processing system
US5201013A (en) * 1989-04-24 1993-04-06 Ezel, Inc. Dither processing method
US5001663A (en) * 1989-05-03 1991-03-19 Eastman Kodak Company Programmable digital circuit for performing a matrix multiplication
JP2650759B2 (ja) * 1989-07-21 1997-09-03 富士写真フイルム株式会社 画像処理装置
GB8918559D0 (en) * 1989-08-15 1989-09-27 British Telecomm Video filter
US5045952A (en) * 1989-08-21 1991-09-03 Xerox Corporation Method for edge enhanced error diffusion
DE4143703B4 (de) * 1991-09-09 2008-06-19 Daimler Ag Anordnung zur Verbesserung der Sicht in Fahrzeugen
EP0563846A1 (de) * 1992-03-30 1993-10-06 Matsushita Electric Industrial Co., Ltd. Öffnungskorrektur mit dynamischer Verzerrung zur Benutzung mit einer CCD-Kamera
US5325211A (en) * 1993-01-04 1994-06-28 Xerox Corporation Error diffusion with output and input based feedback
US5424783A (en) * 1993-02-10 1995-06-13 Wong; Yiu-Fai Clustering filter method for noise filtering, scale-space filtering and image processing
US5621546A (en) * 1993-11-02 1997-04-15 Xerox Corporation Method and apparatus for vector error diffusion with output color control
US5493416A (en) * 1994-10-31 1996-02-20 Xerox Corporation Method combining error diffusion and traditional halftoning with arbitrary screen orientation
JPH08204971A (ja) * 1994-10-31 1996-08-09 Xerox Corp 予測符号化と誤差拡散を用いた画像圧縮方法
WO1997043613A1 (en) 1996-05-10 1997-11-20 Applied Science Fiction, Inc. Luminance-priority color sensor
US5668638A (en) * 1996-06-27 1997-09-16 Xerox Corporation Error diffusion method with symmetric enhancement
US6442301B1 (en) * 1997-01-06 2002-08-27 Applied Science Fiction, Inc. Apparatus and method for defect channel nulling
US6380539B1 (en) 1997-01-30 2002-04-30 Applied Science Fiction, Inc. Four color trilinear CCD scanning
EP1053644A1 (de) 1998-02-04 2000-11-22 Applied Science Fiction, Inc. Mehrzeilige detektorreihe mit infrarotzeile
EP1062636A1 (de) 1998-03-13 2000-12-27 Applied Science Fiction, Inc. Verfahren zur bildfehlerkorrektur
US6437358B1 (en) 1999-02-04 2002-08-20 Applied Science Fiction, Inc. Apparatus and methods for capturing defect data
US7030863B2 (en) * 2000-05-26 2006-04-18 America Online, Incorporated Virtual keyboard system with automatic correction
EP1221256A1 (de) 1999-09-16 2002-07-10 Applied Science Fiction, Inc. Verfahren und vorrichtung zur verbesserung von fehlern in einem digitalesn bild
AU1962701A (en) 1999-10-08 2001-04-23 Applied Science Fiction, Inc. System and method for correcting defects in digital images through selective fill-in from surrounding areas
AU1077101A (en) 1999-10-08 2001-04-23 Applied Science Fiction, Inc. Method and apparatus for differential illumination image-capturing and defect handling
US6924911B1 (en) 1999-10-12 2005-08-02 Eastman Kodak Company Method and system for multi-sensor signal detection
US6711302B1 (en) 1999-10-20 2004-03-23 Eastman Kodak Company Method and system for altering defects in digital image
US6683995B2 (en) 1999-12-23 2004-01-27 Eastman Kodak Company Method and apparatus for correcting large defects in digital images
US6704458B2 (en) 1999-12-29 2004-03-09 Eastman Kodak Company Method and apparatus for correcting heavily damaged images
US20020051248A1 (en) * 1999-12-29 2002-05-02 Cook Stacy S. Automatic surface deviation detector and method of use
US7164511B2 (en) * 1999-12-29 2007-01-16 Eastman Kodak Company Distinguishing positive and negative films system and method
US6862117B1 (en) 1999-12-30 2005-03-01 Eastman Kodak Company Method and apparatus for reducing the effect of bleed-through on captured images
US6720560B1 (en) 1999-12-30 2004-04-13 Eastman Kodak Company Method and apparatus for scanning images
US6750435B2 (en) * 2000-09-22 2004-06-15 Eastman Kodak Company Lens focusing device, system and method for use with multiple light wavelengths
US20020106134A1 (en) * 2000-09-22 2002-08-08 Dundon Thomas A. Multiple-orientation image defect detection and correction
US6987892B2 (en) * 2001-04-19 2006-01-17 Eastman Kodak Company Method, system and software for correcting image defects

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1515551A (en) * 1975-04-25 1978-06-28 British Broadcasting Corp Noise reduction in electrical signals
NL8301680A (nl) * 1983-05-11 1984-12-03 Philips Nv Bewegingsadaptieve transversaal-recursieve ruisonderdrukkingsschakeling voor een televisiesignaal.

Also Published As

Publication number Publication date
JPS6211978A (ja) 1987-01-20
DE3686848D1 (de) 1992-11-05
EP0209180B1 (de) 1992-09-30
EP0209180A1 (de) 1987-01-21
JPH0740296B2 (ja) 1995-05-01
US4700229A (en) 1987-10-13
DE3686848T2 (de) 1993-04-15

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BV The patent application has lapsed